A 50-year-old man died Sunday, after emergency crews responded to a call of snorklers in distress.
It happened around 8:21 a.m.
Upon arriving, crews rescued four snorklers, one of which was unresponsive.
Emergency personnel attempted to administer CPR, but the unresponsive snorkler was pronounced dead shortly after.
The victim was identified as Mark Strickert of Austin, Tex.
The three remaining snorklers were transported to the hospital, one of them in critical condition.
The cause of death for Strickert has not been determined, and is pending autopsy results.